*SUPPORT*
IN: lug zup blicket OUT: BLUE BLUE YELLOW
IN: wif lug wif zup blicket OUT: GREEN BLUE GREEN GREEN YELLOW
IN: lug kiki fep OUT: BLUE PINK
IN: wif blicket OUT: GREEN YELLOW
IN: lug OUT: BLUE
IN: fep lug kiki fep OUT: PINK BLUE PINK
IN: wif zup wif OUT: GREEN GREEN GREEN
IN: lug lug kiki blicket OUT: BLUE BLUE YELLOW
IN: blicket kiki lug OUT: YELLOW BLUE
IN: fep kiki lug OUT: PINK BLUE
IN: lug tufa OUT: BLUE BLUE BLUE BLUE BLUE
IN: blicket lug zup wif OUT: YELLOW BLUE BLUE GREEN
IN: lug zup fep OUT: BLUE BLUE PINK
IN: blicket OUT: YELLOW

*QUERY*
IN: lug kiki blicket OUT: BLUE YELLOW
IN: blicket fep kiki lug OUT: YELLOW PINK BLUE
IN: fep lug OUT: PINK BLUE
IN: wif blicket kiki blicket OUT: GREEN YELLOW YELLOW
IN: fep zup fep OUT: PINK PINK PINK
IN: lug zup lug OUT: BLUE BLUE BLUE
IN: lug fep OUT: BLUE PINK
IN: blicket lug OUT: YELLOW BLUE
IN: blicket wif zup lug OUT: YELLOW GREEN GREEN BLUE
IN: wif zup blicket OUT: GREEN GREEN YELLOW

*GRAMMAR*
lug -> BLUE 
 blicket -> YELLOW 
 wif -> GREEN 
 fep -> PINK 
 x1 tufa -> [x1] [x1] [x1] [x1] [x1] 
 u1 kiki u2 -> [u1] [u2] 
 u1 zup u2 -> [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 